Update article titles for toc and landing page

Author: haywoodsloan

support/microsoft-edge/toc.yml

@@ -4,13 +4,13 @@ items:
 
   - name: Manage and Deploy
     items:
-      - name: Failure to deploy self-hosted extension via group policy
+      - name: Self-hosted extension deployment fails through Group Policy
         href: development/self-host-extension-deploy.md
       - name: Unexpected SmartScreen block or warning on website
         href: development/unexpected-block-warning.md
   - name: Web Platform and Development
     items:
       - name: Can't enable extensions for InPrivate browsing by using Group Policy
         href: manageability/enable-extension-inprivate-policy.md
-      - name: Install, update, or rollback failures for Edge and Edge WebView2
+      - name: Install, update, or roll back failures for Edge and Edge WebView2
         href: manageability/update-install-rollback-failures.md

support/microsoft-edge/welcome-edge.yml

@@ -20,14 +20,14 @@ landingContent:
         links:
           - text: Can't enable extensions for InPrivate browsing by using Group Policy
             url: manageability/enable-extension-inprivate-policy.md
-          - text: Install, update, or rollback failures for Edge and Edge WebView2
+          - text: Install, update, or roll back failures for Edge and Edge WebView2
             url: manageability/update-install-rollback-failures.md
 
   - title: Web Platform and Development
     linkLists:
     - linkListType: how-to-guide
       links:
-        - text: Failure to deploy self-hosted extension via group policy
+        - text: Self-hosted extension deployment fails through Group Policy
           url: development/self-host-extension-deploy.md
         - text: Unexpected SmartScreen block or warning on website
           url: development/unexpected-block-warning.md